[OE-core] [PATCH 1/4] base.bbclass: Add compatibility package name mapping handler

[Mark Hatle]

On 7/27/11 10:02 AM, Phil Blundell wrote:
> On Wed, 2011-07-27 at 09:44 -0500, Mark Hatle wrote:
>> On 7/27/11 9:29 AM, Richard Purdie wrote:
>>> This means if PKGARCHCOMPAT_ARMV7A is set, "armv7a-vfp-neon" is renamed
>>> to be "armv7a". Other compatibility mappings can be added as needed.
>>
>> There are multiple armv7 cores without neon...  I think there might even be one
>> or two custom cores w/o VFP.  (Yes I know this violates the core spec from ARM,
>> but people do that all of the time.)
> 
> Which spec are you thinking of?  As far as I know, VFP has always been
> optional for both ARM11 and Cortex.

I thought VFP was part of the instruction set as of ARMv7.  Neon is recommended
but options.  As I mentioned though, I know of chips in design that don't have
Neon, and I suspect also don't have VFP -- but they're ARMv7.. (they also have
stripped out the thumb2 part as well..)

--Mark

> p.
> 
> 
> 
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